Blackfin arch: enable the platfrom PATA driver with CF Cards

Provide option to use the platfrom PATA driver with CF Cards
on the CF-IDE-NAND Add-On-Card in Common Memory Mode

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 22 insertions, 1 deletions

diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index cd04c5e4487..0afe9bd6dbc 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -1120,8 +1120,11 @@ static struct platform_device bfin_sport1_uart_device = {
 #endif
 
 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
-#define PATA_INT        IRQ_PF5
+#define CF_IDE_NAND_CARD_USE_HDD_INTERFACE
+/* #define CF_IDE_NAND_CARD_USE_CF_IN_COMMON_MEMORY_MODE */
 
+#ifdef CF_IDE_NAND_CARD_USE_HDD_INTERFACE
+#define PATA_INT        IRQ_PF5
 static struct pata_platform_info bfin_pata_platform_data = {
         .ioport_shift = 1,
         .irq_flags = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
@@ -1144,6 +1147,24 @@ static struct resource bfin_pata_resources[] = {
                 .flags = IORESOURCE_IRQ,
         },
 };
+#elif defined(CF_IDE_NAND_CARD_USE_CF_IN_COMMON_MEMORY_MODE)
+static struct pata_platform_info bfin_pata_platform_data = {
+        .ioport_shift = 0,
+};
+
+static struct resource bfin_pata_resources[] = {
+        {
+                .start = 0x20211820,
+                .end = 0x2021183F,
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start = 0x2021181C,
+                .end = 0x2021181F,
+                .flags = IORESOURCE_MEM,
+        },
+};
+#endif
 
 static struct platform_device bfin_pata_device = {
         .name = "pata_platform",